Match the following scenarios to the appropriate t-test:
A. independent samples t-test
B. single sample t-test
C. dependent-samples t-test
42. ________ a comparison of the SAT scores of a group of 10 students who completed a special SAT preparation course compared to the scores of students in general on the SAT
43. ________ a comparison of the scores of 13 randomly selected musicians on a melody identification test compared with 14 randomly selected non-musicians.
44. ________ a comparison of 15 participants' scores on a depression test before and after attending a therapy session.
45. SM2 stands for the ____________________________.
46. The standard deviation is the square root of the _________________.
47. You are evaluating a non-directional hypothesis at the .05 significance level using a t test for a single sample. If there are 25 people in the sample, the cutoff score(s) needed is/are ____________.
Match the following scenarios to the appropriate t-test:
A. independent samples t-test
B. single sample t-test
C. dependent-samples t-test
42. ________ a comparison of the SAT scores of a group of 10 students who completed a special SAT preparation course compared to the scores of students in general on the SAT
43. ________ a comparison of the scores of 13 randomly selected musicians on a melody identification test compared with 14 randomly selected non-musicians.
44. ________ a comparison of 15 participants' scores on a depression test before and after attending a therapy session.
45. SM2 stands for the ____________________________.
46. The standard deviation is the square root of the _________________.
47. You are evaluating a non-directional hypothesis at the .05 significance level using a t test for a single sample. If there are 25 people in the sample, the cutoff score(s) needed is/are ____________.